cluster: RHEL48 - rgmanager: Fix stop/start race
Lon Hohberger
lon at fedoraproject.org
Mon Jan 18 21:20:26 UTC 2010
Gitweb: http://git.fedorahosted.org/git/cluster.git?p=cluster.git;a=commitdiff;h=928731d10c132abcc1f5567b3fbe2bbce23fd67e
Commit: 928731d10c132abcc1f5567b3fbe2bbce23fd67e
Parent: e220cb0b3cef6279904967daabcbba6e3238d83f
Author: Lon Hohberger <lhh at redhat.com>
AuthorDate: Mon Jun 15 14:18:36 2009 -0400
Committer: Lon Hohberger <lhh at redhat.com>
CommitterDate: Mon Jan 18 16:16:46 2010 -0500
rgmanager: Fix stop/start race
If a thread exits right as rgmanager gets a request
to start a new thread, there's a chance that the
the starting thread will incorrectly have a reference
to the old thread and not retry, causing an infinite
loop.
Resolves: rhbz#502872 rhbz#555925
Signed-off-by: Lon Hohberger <lhh at redhat.com>
---
rgmanager/src/daemons/rg_thread.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/rgmanager/src/daemons/rg_thread.c b/rgmanager/src/daemons/rg_thread.c
index e96982b..c1d6140 100644
--- a/rgmanager/src/daemons/rg_thread.c
+++ b/rgmanager/src/daemons/rg_thread.c
@@ -500,6 +500,7 @@ spawn_if_needed(const char *resgroupname)
resthread_t *resgroup = NULL;
retry:
+ resgroup = NULL;
pthread_mutex_lock(&reslist_mutex);
while (resgroup == NULL) {
resgroup = find_resthread_byname(resgroupname);
More information about the cluster-commits
mailing list